CN211466231U - Engine cylinder sleeve disassembling equipment - Google Patents

Abstract

The utility model relates to a disassembling device for an engine cylinder sleeve, which comprises a screw, a fixed nut and a pulling hook; a first threaded part and a second threaded part are respectively arranged at two ends of the screw; the fixing nut includes: an upper fixing nut and a lower fixing nut; the upper fixing nut is fixed on the first thread part; the lower fixing nut is arranged on the second thread part; the hook is pulled out set up in between first screw portion and the second screw portion, the hook includes: a restraint ring, a first support ring and a hook body; the restraint ring is arranged at the top end of the pulling hook; the first supporting ring is clamped above the lower fixing nut; the coupler body set up in between restraint ring and the first support ring, the coupler body includes: a connecting rod and a reverse hook.

Description

Engine cylinder sleeve disassembling equipment

Technical Field

The utility model relates to an engine maintenance assembly field especially relates to an engine cylinder jacket disassembles equipment.

Background

During engine maintenance, the cylinder sleeve of the engine is frequently required to be installed and detached. In the past, the cylinder sleeve is taken out by inverting an engine body on a workbench provided with a through hole, aligning the cylinder sleeve with the through hole on the workbench, then holding the engine body by one person to prevent the engine body from moving on the workbench, aligning the end part of the cylinder sleeve by one person through a copper rod, knocking the copper rod by a third person through an iron hammer, and taking the cylinder sleeve out of a cylinder sleeve mounting hole. With the mode dismouting cylinder jacket that strikes, it is not only hard, have the potential safety hazard, dismouting inefficiency moreover, probably simultaneously because cylinder jacket mounting hole on cylinder jacket and the engine organism is misaligned, lead to the cylinder jacket to damage when the slope gets into.

SUMMERY OF THE UTILITY MODEL

The utility model aims at prior art's defect, provide an engine cylinder jacket disassembling equipment, the structural design of subassembly is simple, convenient operation, practice thrift change time, the practicality is strong and improve work efficiency, can realize quick dismantlement and the installation of cylinder jacket.

In order to achieve the purpose, the embodiment of the utility model provides a disassembling device of an engine cylinder sleeve, which comprises a screw rod, a fixed nut and a pulling hook;

a first thread part and a second thread part are respectively arranged at two ends of the screw rod, and the surface of the rod body between the first thread part and the second thread part is smooth;

the fixing nut includes: an upper fixing nut and a lower fixing nut;

the upper fixing nut is arranged on the first thread part;

the lower fixing nut is arranged on the second thread part;

the hook is pulled out set up in between first screw portion and the second screw portion, the hook includes: a restraint ring, a first support ring and a hook body;

the restraint ring is positioned at the top end of the pull hook, the restraint ring is sleeved at the middle part of the screw rod, and the restraint ring is fixedly connected with the screw rod through interference fit;

the first support ring is positioned above the lower fixing nut, the first support ring is sleeved on the screw rod, and an expansion joint is arranged between the first support ring and the screw rod;

the coupler body set up in between restraint ring and the first support ring, the coupler body includes: a connecting rod and a reverse hook;

the inner side and the outer side of one end of the connecting rod are respectively provided with a first groove and a second groove, the connecting rod is meshed and fixed with the restraint ring through the second groove, and the other end of the connecting rod is connected with the reverse hook;

the upper end face of the reverse hook is abutted against the bottom end face of the cylinder sleeve, so that the cylinder sleeve is stably supported by the reverse hook.

Preferably, the hook further comprises: a second support ring;

the second support ring is located below the restraint ring, the second support ring is fixedly connected with the screw rod through interference fit, and two ends of the second support ring are respectively clamped in the first groove.

Preferably, the disassembling apparatus for cylinder liners further comprises: a support;

the support set up in go up fixation nut and pull out between the hook, the top of support has the through-hole, the support passes through the through-hole cover is located on the screw rod.

The embodiment of the utility model provides an engine cylinder jacket disassembles equipment, the structural design of subassembly is simple, convenient operation, practice thrift change time, the practicality is strong and improve work efficiency, can realize quick dismantlement and the installation of cylinder jacket.

Drawings

Fig. 1 is a schematic view of an operating state of an engine cylinder liner disassembling apparatus provided in an embodiment of the present invention;

fig. 2 is the utility model discloses disassemble equipment structure sketch map of cylinder jacket that the embodiment provided.

Detailed Description

The technical solutions of the present invention are described below clearly and completely by the accompanying drawings and examples, and it is obvious that the described examples are only some examples, but not all examples of the present invention.

In the description of the embodiments of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

The embodiment of the utility model provides an engine cylinder sleeve disassembling equipment, fig. 1 is the working state schematic diagram of the engine cylinder sleeve disassembling equipment provided by the embodiment of the utility model, and fig. 2 is the structural schematic diagram of the disassembling equipment of the cylinder sleeve provided by the embodiment of the utility model; referring to fig. 1 and 2, the cylinder liner dismantling apparatus includes: the device comprises a screw rod 1, a fixing nut 2, a pulling hook 3 and a bracket 4;

both ends of the screw 1 are respectively provided with a first thread part 10 and a second thread part 11, and the surface of the rod body between the first thread part 10 and the second thread part 11 is smooth.

Specifically, the first thread portion 10 is used for fixing the upper fixing nut 20, the second thread portion 11 is used for fixing the lower fixing nut 21, and the portion of the rod body between the first thread portion 10 and the second thread portion 11 is used for fixing the hook 3.

The fixing nut 2 comprises an upper fixing nut 20 and a lower fixing nut 21; the upper fixing nut 20 is disposed on the first screw portion 10, and the lower fixing nut 21 is disposed on the second screw portion 11.

Specifically, the upper fixing nut 20 and the lower fixing nut 21 are screwed and fixed with the first thread portion 10 and the second thread portion 11 through threads formed on the inner walls of the upper fixing nut 20 and the lower fixing nut 21, the upper fixing nut 20 is arranged at the top end of the screw rod 1, the lower fixing nut 21 is arranged at the bottom end of the screw rod 1, the first thread portion 10 and the second thread portion 11 are matched with the upper fixing nut 20 and the lower fixing nut 21, the moving range of the pulling hook 3 on the screw rod 1 is limited, and the pulling hook 3 can be prevented from falling.

The pulling hook 3 is disposed between the first thread part 10 and the second thread part 11, and the pulling hook 3 includes a binding ring 30, a first support ring 31, a second support ring 33, and a hook body 32.

Specifically, the restricting ring 30, the first support ring 31, the second support ring 33 and the hook body 32 form the pulling hook 3 in an assembling manner.

The restraint ring 30 is arranged at the top end of the pull hook 3, the restraint ring 30 is sleeved in the middle of the screw rod 1, and the restraint ring 30 is fixedly connected with the screw rod 1 in an interference fit mode.

The first support ring 31 is located below the second support ring 33, the first support ring 31 is sleeved on the screw rod 1, the specific first support ring 31 is fixed above the lower fixing nut 21 in a clamping mode, the lower surface of the first support ring 31 is abutted against the lower fixing nut 21, the first support ring 31 is used for limiting the diameter of the lower end opening of the hook body 32, the lower end opening is matched with the outer diameter of the cylinder sleeve 5, an expansion joint is arranged between the first support ring 31 and the screw rod 1, and the first support ring 31 can move between the constraint ring 30 and the lower fixing nut 21.

The hook body 32 is disposed between the confinement ring 30 and the first support ring 31, and the hook body 32 includes a connection bar 320 and a reverse hook 321; the inner side and the outer side of one end of the connecting rod 320 are respectively provided with a first groove (not shown in the figure) and a second groove (not shown in the figure), the connecting rod 320 is engaged and fixed with the restraint ring 30 through the second groove, and the other end of the connecting rod 320 is connected with the reverse hook 321; the upper end surface of the reverse hook 321 is abutted against the bottom end surface of the cylinder sleeve 5, so that the reverse hook 321 stably supports the cylinder sleeve 5.

The second support ring 33 is disposed below the constraining ring 30, the second support ring 33 is fixedly connected with the screw rod 1 through interference fit, two ends of the second support ring 33 are respectively clamped in the first grooves, and the second support ring 33 is used for limiting the occlusion angle of the connecting rod 320 and the constraining ring 30.

The following describes the engine cylinder liner disassembling equipment in detail through a specific implementation process.

Before dismouting cylinder liner 5, assemble the equipment of disassembling earlier and set up support 4 on the cylinder body, pull out hook 3 and fix suitable position on screw rod 1, when dismantling the cylinder liner, extend the cylinder liner below by the top of cylinder liner with disassembling the equipment, treat the bottom that reverse hook 321 reachd the cylinder liner, the up end that will pull out hook 3's reverse hook 321 supports with the bottom face of cylinder liner 5 and pushes up mutually, realize the steady cylinder liner 5 that holds up of reverse hook 321, rotate screw rod 1 power gently and upwards move the cylinder liner, extract the cylinder liner from the cylinder body, when needing to extract the cylinder liner of adjacent position, can remove the equipment of disassembling to suitable position, repeat above-mentioned step.

The embodiment of the utility model provides an engine cylinder jacket disassembles equipment, the structural design of subassembly is simple, convenient operation, practice thrift change time, the practicality is strong and improve work efficiency, can realize quick dismantlement and the installation of cylinder jacket.

The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims (3)

1. A disassembling device for an engine cylinder sleeve is characterized by comprising a screw, a fixing nut and a pulling hook;

a first thread part and a second thread part are respectively arranged at two ends of the screw rod, and the surface of the rod body between the first thread part and the second thread part is smooth;

the fixing nut includes: an upper fixing nut and a lower fixing nut;

the upper fixing nut is arranged on the first thread part;

the lower fixing nut is arranged on the second thread part;

the hook is pulled out set up in between first screw portion and the second screw portion, the hook includes: a restraint ring, a first support ring and a hook body;

the restraint ring is positioned at the top end of the pull hook, the restraint ring is sleeved at the middle part of the screw rod, and the restraint ring is fixedly connected with the screw rod through interference fit;

the first support ring is positioned above the lower fixing nut, the first support ring is sleeved on the screw rod, and an expansion joint is arranged between the first support ring and the screw rod;

the coupler body set up in between restraint ring and the first support ring, the coupler body includes: a connecting rod and a reverse hook;

the inner side and the outer side of one end of the connecting rod are respectively provided with a first groove and a second groove, the connecting rod is meshed and fixed with the constraint ring through the second groove, and the other end of the connecting rod is connected with the reverse hook;

the upper end face of the reverse hook is abutted against the bottom end face of the cylinder sleeve, so that the cylinder sleeve is stably supported by the reverse hook.

2. The engine cylinder liner disassembly apparatus of claim 1, wherein said pulling hook further comprises: a second support ring;

the second support ring is located below the restraint ring, the second support ring is fixedly connected with the screw rod through interference fit, and two ends of the second support ring are respectively clamped in the first groove.

3. The engine cylinder liner disassembly apparatus of claim 1, further comprising: a support;

the support set up in go up fixation nut and pull out between the hook, the top of support has the through-hole, the support passes through the through-hole cover is located on the screw rod.

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